CN215965639U

CN215965639U - Car hinge door leaf bush plastic frock

Info

Publication number: CN215965639U
Application number: CN202122107888.7U
Authority: CN
Inventors: 马雪姗; 王兴伟
Original assignee: Shanghai Hongchang Automobile Fittings Co ltd
Current assignee: Shanghai Hongchang Automobile Fittings Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-08
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a shaping tool for a hinge car door leaf bush of an automobile, which comprises a stripper plate for placing a hinge car door leaf and a bush, wherein a male die is arranged in the stripper plate in a penetrating manner and is positioned under the coaxial bottom surface of the bush, the bottom end of the male die is fixedly connected with a lower die holder, an equal-height screw is arranged in the lower die holder in a penetrating manner, the bottom end of the equal-height screw is limited to slide in the top end of the lower die holder and is in threaded connection with the stripper plate, the outer wall of the equal-height screw is wrapped with a blue rectangular spring, a female die is arranged right above the coaxial top surface of the hinge car door leaf, and a stamping part is fixedly arranged at one end of the female die far away from the hinge car door leaf; through the female die, the male die and the stamping part which are arranged, the opening torque of the bushing overturning and pressing tool hinge assembly is effectively prevented from being large in fluctuation, the torque variation in the hinge opening and closing process is favorably reduced, the hinge opening and closing hand feeling comfort is improved, and the service life of the device is prolonged.

Description

Car hinge door leaf bush plastic frock

Technical Field

The utility model relates to the technical field of bush shaping, in particular to a tool for shaping a bush of a door leaf of an automobile hinge.

Background

In the automobile manufacturing industry at present, door shaped steel hinge assembly is a safety function spare that current medium and high-grade car all need install, and it installs lower extreme on the door, has the basic function in two respects: firstly, connecting the vehicle body and the vehicle door and ensuring and maintaining the position of the vehicle door relative to the vehicle body; secondly, the opening and closing of the vehicle door are ensured and facilitated. The hinge assembly is characterized in that the hinge assembly is connected with the car door leaf through a hinge pin and is riveted with the car body leaf through a hinge pin matched bushing, the hinge pin is made of a copper mesh and PTFE (polytetrafluoroethylene) wear-resistant material, the hinge assembly is turned over and pressed together with the car door leaf through a turning tool and then is riveted with the hinge pin in a matched mode to form a certain torque, the hinge assembly has the functions of resisting wear and smoothing in the opening and closing process of the hinge, and the hand feeling experience when the car door is opened and closed is met.

The basic function of the opening moment of the hinge can be guaranteed by the existing bushing overturning and pressing tool, but the inner diameter of the hinge attached to the door leaf is unstable after the bushing is overturned and pressed, the fluctuation of the opening moment of a single hinge assembly is large after the hinge pin is matched, the moment variation is large in the hinge opening and closing process, the phenomenon that the product is unqualified and the rejection rate is high is caused due to the fact that the handle is unsmooth.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the shaping tool for the automobile hinge door leaf lining, and by the aid of the arranged female die, male die and stamping part, the large fluctuation of the opening torque of the lining overturning and pressing tool hinge assembly is effectively avoided, the torque variation in the hinge opening and closing process is favorably reduced, the opening and closing hand feeling comfort of the hinge is improved, and the service life of the device is prolonged.

In order to solve the technical problems, the utility model provides the following technical scheme: automobile hinge door leaf bush plastic frock, including the flitch that takes off that is used for placing hinge door leaf and bush, the terrace die is worn to be equipped with in the inside of taking off the flitch, and the terrace die is located under the coaxial bottom surface of bush, the bottom fixed connection die holder of terrace die, equal altitude screw is worn to be equipped with in the inside of die holder, and equal altitude screw bottom is spacing to slide in the inside top threaded connection of die holder takes off the flitch, the outer wall parcel of equal altitude screw has blue rectangle spring, be equipped with the die directly over the coaxial top surface of hinge door leaf, and the die is apart from hinge door leaf one end fixed mounting more far away and has the stamping workpiece.

According to a better technical scheme, the top surface of the outer wall of the lower die holder is fixedly provided with a limiting frame, the top end of the limiting frame is fixedly provided with a spin riveting machine, the output end of the spin riveting machine is provided with a pin shaft, and the outer wall of the pin shaft is sleeved with a gasket.

As a better technical scheme of the utility model, the number of the equal-height screws is 3, the outer walls of the equal-height screws are wrapped with blue rectangular springs, and the blue rectangular springs are positioned between the stripper plate and the lower die base.

According to a better technical scheme, the stamping part consists of a punch and a punching handle, the punching handle is fixedly connected with the output end of the punch, and a concave die is welded at the end, far away from the punch, of the punching handle.

As a better technical scheme of the utility model, one side of the outer wall of the lower die holder is fixedly provided with a control panel, and the control panel is connected with the punch by signals.

According to a better technical scheme of the utility model, a screw penetrates through the bottom thread of the lower die base, and the screw thread penetrates through the lower die base and is in threaded connection with the male die at the threaded end of the male die.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the arrangement of the female die, the male die and the stamping part, the large fluctuation of the opening torque of the hinge assembly of the bushing overturning and pressing tool is effectively avoided, the torque variation in the hinge opening and closing process is favorably reduced, the opening and closing hand feeling comfort of the hinge is improved, and the service life of the device is prolonged;

2. through the arranged female die, the male die and the stamping part, the phenomena of large tolerance range of the inner diameter of the bush overturning and pressing tool and large fluctuation of the axial roundness of the inner diameter are effectively avoided, the tolerance range of the inner diameter is favorably reduced, and the axial roundness consistency of the bush is effectively controlled.

Drawings

Fig. 1 is a view showing a structure of a packing shaping of a bush according to an embodiment of the present invention.

Fig. 2 is a schematic view of a shaping and stripping structure in the embodiment of the utility model.

Fig. 3 is a schematic view of riveting a pin according to an embodiment of the utility model.

Wherein: 1. a female die; 2. a male die; 3. a hinge car door leaf; 4. a bushing; 5. a material removing plate; 6. a blue rectangular spring; 7. an equal-height screw; 8. a lower die holder; 9. a screw; 10. a gasket; 11. a pin shaft; 12. a spin riveting machine; 13. and (5) stamping.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-2, the hinge car door leaf stripper plate comprises a stripper plate 5 for placing a hinge car door leaf 3 and a bushing 4, wherein a male die 2 penetrates through the stripper plate 5, the male die 2 is positioned under the coaxial bottom surface of the bushing 4, the bottom end of the male die 2 is fixedly connected with a lower die base 8, an equal-height screw 7 penetrates through the lower die base 8, the bottom end of the equal-height screw 7 is limited to slide in the lower die base 8, the top end of the equal-height screw is in threaded connection with the stripper plate 5, and the outer wall of the equal-height screw 7 is wrapped with a blue rectangular spring 6; a female die 1 is arranged right above the coaxial top surface of the hinge car door leaf 3, and a stamping part 13 is fixedly arranged at one end of the female die 1, which is far away from the hinge car door leaf 3; specifically, the method comprises the following steps: the stamping part 13 consists of a punch and a punch handle, the punch handle is fixedly connected with the output end of the punch, and the end, far away from the punch, of the punch handle is welded with the female die 1; specifically, the method comprises the following steps: the number of the equal-height screws 7 is 3, blue rectangular springs 6 wrap the outer walls of the equal-height screws 7, and the blue rectangular springs 6 are located between the stripper plate 5 and the lower die base 8;

when the bush is shaped, a worker firstly horizontally places the hinge car door leaf 3 and the bush 4 at the center shaft of the stripper plate 5, then drives the punch press to drive the output end fixedly connected with the punch handle to move downwards, as shown in figure 1, the punch handle drives the female die 1 welded at the end far away from the punch press to move downwards until the female die 1 presses the bush 4 right below the punch press, the stripper plate 5 is extruded by the bush 4 to move downwards, the blue rectangular spring 6 is stressed and contracted, the male die 2 penetrates into the bush 4 until the top end plane of the bush 4 is exposed by 0.5-1.5mm, at the moment, the punch press is stopped being driven, the blue rectangular spring 6 rebounds to push the stripper plate 5 upwards, the stripper plate 5 penetrates through the male die 2 to move upwards horizontally along the inside, the bush 4 and the male die 2 are ejected and separated, and the large fluctuation of the opening torque of the bush overturning and pressing tool hinge assembly is effectively avoided, the hinge opening and closing device is beneficial to reducing the moment variation in the hinge opening and closing process, improving the opening and closing hand feeling comfort of the hinge and prolonging the service life of the device.

As shown in fig. 1-3, a limiting frame is fixedly mounted on the top surface of the outer wall of the lower die holder 8, a spin riveting machine 12 is fixedly mounted on the top end of the limiting frame, a pin shaft 11 is arranged at the output end of the spin riveting machine 12, and a gasket 10 is sleeved on the outer wall of the pin shaft 11; when the hinge car door leaf 3 and the bush 4 need to be riveted with the pin shaft 11 after shaping, the hinge car door leaf 3 and the bush 4 are firstly pressed into the pin shaft 11, so that the flange surface of the pin shaft 11 is tightly attached to the end surface of the bush 4, then the exposed end of the pin shaft 11 is sleeved into the gasket 10, and then a worker drives the spin riveting machine 12, so that the pin shaft and the inner diameter of the bush form transition fit.

As shown in fig. 1, a control panel is fixedly installed on one side of the outer wall of the lower die holder 8, and the control panel is in signal connection with the punch; staff's accessible is pressed control panel surface control button, is transmitted signal to the punch press by control panel, and then carries out different function operations to the punch press.

As shown in fig. 1, a screw 9 is threaded through the bottom surface of the lower die holder 8, and the screw 9 is threaded through the lower die holder 8 and the threaded end of the male die 2 to be connected with the male die 2; the staff can penetrate terrace die 2 with screw 9 screw thread by 8 bottom surface screw threads of die holder to fix die holder 8 and terrace die 2, produce the skew when preventing terrace die 2 from using.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Car hinge door leaf bush plastic frock, including taking off flitch (5) that are used for placing hinge door leaf (3) and bush (4), its characterized in that: a male die (2) penetrates through the stripper plate (5), the male die (2) is positioned under the coaxial bottom surface of the bushing (4), the bottom end of the male die (2) is fixedly connected with a lower die base (8), an equal-height screw (7) penetrates through the lower die base (8), the bottom end of the equal-height screw (7) slides in the lower die base (8) in a limiting manner, the top end of the equal-height screw is in threaded connection with the stripper plate (5), and a blue rectangular spring (6) wraps the outer wall of the equal-height screw (7);

be equipped with die (1) directly over the coaxial top surface of hinge car door leaf (3), and die (1) is apart from hinge car door leaf (3) one end fixed mounting far away has stamping workpiece (13).

2. The automobile hinge door leaf bush shaping tool according to claim 1, characterized in that: the die is characterized in that a limiting frame is fixedly mounted on the top surface of the outer wall of the lower die holder (8), a spin riveting machine (12) is fixedly mounted on the top end of the limiting frame, a pin shaft (11) is arranged at the output end of the spin riveting machine (12), and a gasket (10) is sleeved on the outer wall of the pin shaft (11).

3. The automobile hinge door leaf bush shaping tool according to claim 1, characterized in that: the number of the equal-height screws (7) is 3, blue rectangular springs (6) wrap the outer walls of the equal-height screws (7), and the blue rectangular springs (6) are located between the stripper plate (5) and the lower die holder (8).

4. The automobile hinge door leaf bush shaping tool according to claim 1, characterized in that: stamping workpiece (13) comprise punch press and towards the handle, punch press output end fixed connection is towards the handle, and towards the handle and weld die (1) apart from punch press one end far away.

5. The automobile hinge door leaf bush shaping tool according to claim 4, characterized in that: and a control panel is fixedly installed on one side of the outer wall of the lower die holder (8), and the control panel is in signal connection with the punch press.

6. The automobile hinge door leaf bush shaping tool according to claim 1, characterized in that: the bottom surface thread of the lower die holder (8) is provided with a screw (9) in a penetrating way, and the screw (9) thread penetrates through the lower die holder (8) and the thread end thread of the male die (2) to be connected with the male die (2).